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/*
* Copyright © 2017 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
*/
#ifndef I915_PERF_H
#define I915_PERF_H
#include <stdint.h>
#ifdef __linux__
#include <linux/perf_event.h>
#endif
#include "igt_gt.h"
static inline int
perf_event_open(struct perf_event_attr *attr,
pid_t pid,
int cpu,
int group_fd,
unsigned long flags)
{
#ifndef __NR_perf_event_open
#if defined(__i386__)
#define __NR_perf_event_open 336
#elif defined(__x86_64__)
#define __NR_perf_event_open 298
#else
#define __NR_perf_event_open 0
#endif
#endif
attr->size = sizeof(*attr);
return syscall(__NR_perf_event_open, attr, pid, cpu, group_fd, flags);
}
uint64_t igt_perf_type_id(const char *device);
int igt_perf_events_dir(int i915);
int igt_perf_open(uint64_t type, uint64_t config);
int igt_perf_open_group(uint64_t type, uint64_t config, int group);
const char *i915_perf_device(int i915, char *buf, int buflen);
uint64_t i915_perf_type_id(int i915);
const char *xe_perf_device(int xe, char *buf, int buflen);
uint64_t xe_perf_type_id(int);
int perf_igfx_open(uint64_t config);
int perf_igfx_open_group(uint64_t config, int group);
int perf_i915_open(int i915, uint64_t config);
int perf_i915_open_group(int i915, uint64_t config, int group);
int perf_xe_open(int xe, uint64_t config);
int perf_event_config(const char *device, const char *event, uint64_t *config);
int perf_event_format(const char *device, const char *param, uint32_t *shift);
#endif /* I915_PERF_H */
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